CN216458073U - Hawthorn juice membrane separation and concentration system based on tubular ultrafiltration and reverse osmosis technology - Google Patents
Hawthorn juice membrane separation and concentration system based on tubular ultrafiltration and reverse osmosis technology Download PDFInfo
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- CN216458073U CN216458073U CN202122569641.7U CN202122569641U CN216458073U CN 216458073 U CN216458073 U CN 216458073U CN 202122569641 U CN202122569641 U CN 202122569641U CN 216458073 U CN216458073 U CN 216458073U
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Abstract
The utility model discloses a hawthorn juice membrane separation and concentration system based on tubular ultrafiltration and reverse osmosis technologies, which comprises a primary clarification system, a secondary concentration system and a heat disinfection system, wherein the primary clarification system comprises a raw liquid tank, a first security filter and an organic tubular ultrafiltration membrane component, and the secondary concentration system comprises a juice cleaning tank, a transfer tank, a second security filter and a high-temperature reverse osmosis membrane component. In the utility model, the organic tubular ultrafiltration membrane component is adopted to clarify the hawthorn juice, the high-temperature reverse osmosis membrane component is adopted to dehydrate and concentrate the clarified hawthorn juice to above 20Brix from Brix of 6Brix, and the finished product liquid is not cooled at 50-55 ℃ all the time, and can be directly transferred to a spray dryer for powder spraying or blended into a beverage, so that the production continuity degree is high, and the product quality is good.
Description
Technical Field
The utility model relates to the technical field of hawthorn juice separation, in particular to a hawthorn juice membrane separation and concentration system based on tubular ultrafiltration and reverse osmosis technologies.
Background
The hawthorn juice is prepared by taking hawthorn as a main raw material, wherein the hawthorn is also called as fructus rubi, fructus crataegi, fructus carmii, fructus angelicae carmii and the like, is one of traditional common traditional Chinese medicines, and is also a food which is familiar to people and has the functions of promoting digestion and strengthening stomach.
Because the pectin content is high, the pigment thermal stability is poor, and the traditional method has certain difficulty in processing the fruit juice, the utility model provides a hawthorn juice membrane separation and concentration system based on tubular ultrafiltration and reverse osmosis technology, wherein ultrafiltration is used for separating and purifying the fruit juice and the pectin, and reverse osmosis is used for further concentrating the fruit juice, so that the production continuity degree is high, and the product quality is good.
SUMMERY OF THE UTILITY MODEL
The utility model aims to: in order to solve the technical problems mentioned in the background art, a membrane separation and concentration system for hawthorn juice based on tubular ultrafiltration and reverse osmosis technology is provided.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a hawthorn juice membrane separation and concentration system based on tubular ultrafiltration and reverse osmosis technology comprises a primary clarification system, a secondary concentration system and a heat disinfection system, wherein the primary clarification system comprises a stock solution tank, a first security filter and an organic tubular ultrafiltration membrane component, the secondary concentration system comprises a clear juice tank, a transfer tank, a second security filter and a high-temperature reverse osmosis membrane component, the stock solution in the stock solution tank is filtered by the first security filter and the organic tubular ultrafiltration membrane component, the primary permeate solution is sent into the clear juice tank and then filtered by the second security filter and the high-temperature reverse osmosis membrane, and the secondary concentrate is discharged as a finished product solution.
As a further description of the above technical solution:
the primary clarification system also comprises a first feeding pump arranged between the stock solution tank and the cartridge filter, and the first feeding pump is used for feeding the stock solution into the first cartridge filter and the organic tubular ultrafiltration membrane component.
As a further description of the above technical solution:
the first-stage clarification system and the second-stage concentration system are both provided with circulating pumps, and the circulating pumps are connected with the organic tubular ultrafiltration membrane component or the high-temperature reverse osmosis membrane component to ensure the surface cross flow velocity of the organic tubular ultrafiltration membrane component or the high-temperature reverse osmosis membrane component.
As a further description of the above technical solution:
the second-stage concentration system further comprises a material transfer pump, a second feeding pump and a high-pressure pump, wherein the material transfer pump is used for sending first-stage permeation liquid in the clear juice tank into the transfer tank, the second feeding pump is used for sending feed liquid in the transfer tank into the second security filter for filtering, and the high-pressure pump is used for pressurizing the filtered feed liquid and then sending the pressurized feed liquid into the high-temperature reverse osmosis membrane assembly.
As a further description of the above technical solution:
the second-stage concentration system also comprises a weak solution recovery tank for collecting the second-stage permeate and a finished product tank for collecting the second-stage concentrate.
As a further description of the above technical solution:
in the heat disinfection system, hot water is sent into a transfer tank and then sent into a high-temperature reverse osmosis membrane component for pasteurization.
In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:
1. in the utility model, the hawthorn juice is clarified by adopting the organic tubular ultrafiltration membrane component, the hawthorn juice has better pollution resistance than the traditional hollow fiber type organic ultrafiltration membrane, the aperture retention of the organic tubular ultrafiltration membrane is more stable than that of the hollow fiber type organic ultrafiltration membrane, the operation pressure and temperature are better than those of the hollow fiber type organic ultrafiltration membrane, when the organic tubular ultrafiltration membrane component is operated, the membrane surface flow rate is controlled to be 2-3m/s, the operation pressure is 4-6Bar, the operation temperature is within 55 ℃, and the membrane flux of the organic tubular ultrafiltration membrane component can reach 40L/m when the hawthorn juice is treated by the organic tubular ultrafiltration membrane component2H, the flux is twice of that of the hollow fiber type ultrafiltration membrane, wherein when a primary clarification system operates, the circulating flow in the operation is monitored, when the circulating flow is reduced to a certain degree, the membrane is indicated to be polluted and blocked to a certain degree, and the cleaning frequency of the organic tubular type ultrafiltration membrane component is reduced by switching the feeding direction of the organic tubular type ultrafiltration membrane component.
2. In the utility model, the high-temperature reverse osmosis membrane component is used for dehydrating and concentrating the clarified hawthorn juice to more than 20Brix from Brix of 6Brix, and the finished product liquid is not cooled at 50-55 ℃ all the time, and can be directly transferred to a spray dryer for powder spraying or blending into a beverage.
3. In the heat disinfection system, hot water is sent into the transfer tank and then sent into the high-temperature reverse osmosis membrane assembly for pasteurization, the heat disinfection system is arranged in the secondary concentration system, and the high-temperature reverse osmosis membrane assembly is pasteurized by using the hot water at the temperature of about 85 ℃, so that the cleanness of the secondary concentration system can be ensured, and the quality of products is improved.
Drawings
FIG. 1 is a schematic process flow diagram of a primary clarification system of a membrane separation and concentration system for hawthorn juice based on tubular ultrafiltration and reverse osmosis technology, provided by the embodiment of the utility model;
fig. 2 shows a process flow diagram of a secondary concentration system of the hawthorn juice membrane separation and concentration system based on the tubular ultrafiltration and reverse osmosis technology, which is provided by the embodiment of the utility model.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 and fig. 2, the present invention provides a technical solution: the hawthorn juice membrane separation and concentration system based on the tubular ultrafiltration and reverse osmosis technology comprises a primary clarification system, a secondary concentration system and a heat disinfection system, wherein the primary clarification system comprises a raw liquid tank, a security filter I and an organic tubular ultrafiltration membrane component, the primary clarification system also comprises a feeding pump I arranged between the raw liquid tank and the security filter, the feeding pump I is used for feeding the raw liquid into the security filter I and the organic tubular ultrafiltration membrane component, the secondary concentration system comprises a clear liquid tank, a transfer tank, a security filter II and a high-temperature reverse osmosis membrane component, the secondary concentration system also comprises a material transfer pump, a feeding pump II and a high-pressure pump, the material transfer pump is used for feeding the primary permeating liquid in the clear liquid tank into the transfer tank, the feeding pump II is used for feeding the liquid in the transfer tank into the security filter II for filtering, the high-pressure pump pressurizes the filtered liquid and then feeds the liquid into the high-temperature reverse osmosis membrane component, the primary permeate liquid in the primary liquid tank is filtered by the security filter I and the organic tubular ultrafiltration membrane component, the primary permeate liquid is sent into the clear juice tank, and then is filtered by the security filter II and the high-temperature reverse osmosis membrane, the secondary concentrate liquid is discharged as a finished liquid, the secondary concentration system also comprises a light liquid recovery tank for collecting the secondary permeate liquid and a finished product tank for collecting the secondary concentrate liquid, and the production continuity degree is high, and the product quality is good;
firstly, the hawthorn juice is clarified by adopting the organic tubular ultrafiltration membrane component, the hawthorn juice has better pollution resistance than the traditional hollow fiber type organic ultrafiltration membrane, the aperture retention of the organic tubular ultrafiltration membrane is more stable than that of the hollow fiber type organic ultrafiltration membrane, the operation pressure and the operation temperature are better than those of the hollow fiber type organic ultrafiltration membrane, when the organic tubular ultrafiltration membrane component operates, the membrane surface flow rate is controlled to be 2-3m/s, the operation pressure is 4-6Bar, the operation temperature is within 55 ℃, and the membrane flux of the organic tubular ultrafiltration membrane component can reach 40L/m when the hawthorn juice is treated by the organic tubular ultrafiltration membrane component2H, the flux is twice of that of the hollow fiber type ultrafiltration membrane, wherein when a primary clarification system operates, the circulating flow in operation is monitored, when the circulating flow is reduced to a certain degree, the membrane is polluted and blocked, and the cleaning frequency of the organic tubular type ultrafiltration membrane component is reduced by switching the feeding direction of the organic tubular type ultrafiltration membrane component;
secondly, the high-temperature reverse osmosis membrane component is used for dehydrating and concentrating the clarified hawthorn juice, and the clarified hawthorn juice is concentrated to more than 20Brix from Brix of 6Brix, and because the high-temperature reverse osmosis membrane component is used, the finished product liquid is not cooled at 50-55 ℃, and the finished product liquid can be directly transferred to a spray dryer for powder spraying or can be prepared into a beverage;
specifically, an organic tubular ultrafiltration membrane and a hollow fiber type ultrafiltration membrane are selected, each of which is 0.15m2Loading into the same ultrafiltration module, performing ultrafiltration of succus crataegi under the conditions of 0.5Mpa, 35-40 deg.C and feed liquid flow rate of 2.3m/s, detecting the separation effect of pectin and fruit juice and membrane flux, and the fruit juice permeability is illustrated by total sugar, total acid and pigment permeability, and the detection results are shown in Table 1 below:
TABLE 1
As can be seen from the table 1, the organic tubular ultrafiltration membrane has relatively good pectin retention rate and juice permeability and large average flux, so that the performance of the membrane for separating the hawthorn juice selected as the organic tubular ultrafiltration membrane is superior to that of the hollow fiber ultrafiltration membrane in all aspects.
Specifically, as shown in fig. 1 and 2, the first-stage clarification system and the second-stage concentration system are both provided with a circulating pump, and the circulating pump is connected with the organic tubular ultrafiltration membrane module or the high-temperature reverse osmosis membrane module to ensure the cross flow velocity on the surface of the organic tubular ultrafiltration membrane module or the high-temperature reverse osmosis membrane module.
Specifically, as shown in fig. 2, in the heat sterilization system, hot water is fed into the transfer tank and then fed into the high-temperature reverse osmosis membrane module for pasteurization, and the heat sterilization system is arranged in the secondary concentration system, and the high-temperature reverse osmosis membrane module is pasteurized by using hot water at about 85 ℃, so that the cleanness of the secondary concentration system can be ensured, and the quality of the product can be improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The hawthorn juice membrane separation and concentration system based on the tubular ultrafiltration and reverse osmosis technology is characterized by comprising a primary clarification system, a secondary concentration system and a heat disinfection system, wherein the primary clarification system comprises a stock solution tank, a first cartridge filter and an organic tubular ultrafiltration membrane component, the secondary concentration system comprises a clear juice tank, a transfer tank, a second cartridge filter and a high-temperature reverse osmosis membrane component, the stock solution in the stock solution tank is filtered by the first cartridge filter and the organic tubular ultrafiltration membrane component, the primary permeate liquid is sent into the clear juice tank and then filtered by the second cartridge filter and the high-temperature reverse osmosis membrane, and the secondary concentrate is discharged as a finished product liquid.
2. The membrane separation and concentration system for hawthorn juice based on tubular ultrafiltration and reverse osmosis technology according to claim 1, wherein the primary clarification system further comprises a first feed pump disposed between the stock solution tank and the cartridge filter, and the first feed pump is used for feeding the stock solution into the cartridge filter and the organic tubular ultrafiltration membrane module.
3. The membrane separation and concentration system for hawthorn juice based on tubular ultrafiltration and reverse osmosis technology as claimed in claim 1, wherein the primary clarification system and the secondary concentration system are both provided with a circulating pump, and the circulating pump is connected with the organic tubular ultrafiltration membrane component or the high temperature reverse osmosis membrane component to ensure the cross flow velocity on the surface of the organic tubular ultrafiltration membrane component or the high temperature reverse osmosis membrane component.
4. The membrane separation and concentration system for hawthorn juice based on tubular ultrafiltration and reverse osmosis technology as claimed in claim 1, wherein the secondary concentration system further comprises a material transfer pump, a second feeding pump and a high pressure pump, the material transfer pump is used for feeding the primary permeate in the clear juice tank into the transfer tank, the second feeding pump is used for feeding the feed liquid in the transfer tank into the second security filter for filtration, and the high pressure pump is used for pressurizing the filtered feed liquid and feeding the pressurized feed liquid into the high temperature reverse osmosis membrane module.
5. The membrane separation and concentration system for hawthorn juice based on tubular ultrafiltration and reverse osmosis technology according to claim 4, wherein the secondary concentration system further comprises a weak solution recovery tank for collecting the secondary permeate, and a finished product tank for collecting the secondary concentrate.
6. The membrane separation and concentration system for hawthorn juice based on tubular ultrafiltration and reverse osmosis technology as claimed in claim 1, wherein in the heat disinfection system, hot water is sent to the transfer tank and then sent to the high temperature reverse osmosis membrane module for pasteurization.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117180992A (en) * | 2023-11-07 | 2023-12-08 | 山东赛特智能装备股份有限公司 | Birch juice concentration equipment and method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117180992A (en) * | 2023-11-07 | 2023-12-08 | 山东赛特智能装备股份有限公司 | Birch juice concentration equipment and method thereof |
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